<ul class="layui-nav layui-bg-green" lay-filter="">
    <li class="layui-nav-item"><a href="/admin/announ">发布公告</a></li>
    <li class="layui-nav-item" ><a href="/admin/announ_list">所有公告</a></li>
    <li class="layui-nav-item" ></li>

</ul>
<a href="/admin/login" class="exit_login">[退出登录]</a></li>